從台積電看PEG估價與成長股的關係(下) - 股票

By Ursula
at 2020-01-14T23:46
at 2020-01-14T23:46
Table of Contents
感謝上一篇看完文章的版友
同時也感謝nangaluchen、jagger兩位版友對PEG的批評跟指教
另外也感謝kklarinet,就當我是要大家抬轎的吧,總之發完這篇
我是不會再寫任何關於分析個股的文章了,謝謝。
不過在寫文章之前,我還是要為PEG做個辯護。
PEG的提出與發揚光大,乃是來自兩位大師
https://reurl.cc/M7EAxL =>這是維基百科對於PEG的介紹
尤其是彼得林區,我想,對於熟悉基本分析的人來說,應該不陌生吧? @@
麥哲倫基金的傳奇前經理人,執掌麥哲倫基金13年,年化報酬率29%
他正是將這個概念發揚光大的人。
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圖多,這是網頁好讀版
https://www.ptt.cc/bbs/Stock/M.1579016811.A.90F.html
上一篇看完,你已經有衝動打算解掉你的美金定存,all in GG了嗎?
且慢,這篇要開始講風險了。。。。。
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風險(一)未來的成長始終是預估,真能持續嗎?
https://imgur.com/RP0JZrS
這是上一篇我來說明成長與本益比的表格,內文提到
如果說2020年每股盈餘16,股價346,或是每股盈餘18,股價390,是有可能達到的股價
但是這是順利成長時的股價。
萬一是這樣呢?我們來看這個表格
https://imgur.com/bw2C198
萬一是紅色這欄呢?假設是2020年發生了類似光阻劑的事件,或是經濟衰退抽訂單
不只盈餘沒有成長反而衰退,用相同的本益比21.7來看,股價是260元
而且如果發生衰退,市場如果給出17,甚至是15的本益比呢?
這時候股價會掉到200以下的
喔對,眾人恐慌時我貪婪,就是用在這時候的。
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風險(二)PEG低,你買到是便宜的穩定成長股?還是景氣循環股?還是轉機股?
還是小型的快速成長股?
一個股票本益比低,自有其原因
以上一篇有推文提到的世紀鋼,這就是很明顯的景氣循環股
https://imgur.com/MMaTurA
為什麼2019年的成長率高,導致PEG低?
因為2015~2018年都呈現衰退,2018年的基期低,2019年成長率自然就高
這樣會導致你對股價的誤判,本來你想買成長股的,但是你其實是買到景氣循環股
轉機股也是類似上面的狀況,當狀況好轉時
因為上個年度基期低,才讓這個年度的成長率高,這樣PEG當然就低了。
小型的快速成長股 =>這是最要小心的類型,誤判會賠最多
如果有個公司,稅後淨利年年成長40%,市佔率低於5%
新興產業,產業年成長率10~20%
假設本益比是40, PEG = 40/40 = 1,本益比40看似不會太不合理,but.....
但是,快速成長的小型公司,往往缺乏競爭的護城河
在產業快速成長的階段,說白了,在風口,豬也會飛起來
台灣股市一代拳王的例子多了去,試想一下,那些一代股王的例子
是新興產業還是成熟產業?為什麼那些股王都殞落了?
因為產業前景看好,會吸引一堆競爭者來競爭
但是短期的勝利並沒有轉換為長期優勢
(快速成長股的例子,想想宏達電)
用PEG選到上面這幾個股票,代表你還不夠了解你買的標的
如果不能深入了解你買的股票,這間公司怎麼賺錢的
我建議你買ETF就好
葛拉漢:投機不是不行,最要命的是你以為你在投資,但其實你是在投機。
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風險(三)投入的比例與你要用這筆錢的時間
試想,你如果是個手握有300萬的年輕人,後年你預計要結婚,需要一間房子
而這三百萬是你的頭期款,你心想,大家說台GG是成長股,每年成長15%
所以我all in 買GG,兩年後變成將近400萬,不只房子有了,連百萬名車都有了
我只能奉勸你,股市並不能為你支付什麼 @@
房子、車子什麼都不行。
因為誰知道明年會不會突然就衰退?GG就掉到股價150以下?
如果股價掉到150以下你後年要不要買房結婚?
另外,我最近的體悟是
我們往往希望把近兩年會用到的錢放在快速成長股
希望在兩年後快速成長、倍增
然後把十年後會用到的錢放在成長緩慢、安全的地方
不過上面的配置應該要反過來,十年都用不到的錢,才能放在成長股。
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好啦,這篇最主要是希望大家不要幫我抬轎
先想想風險,再把你的錢丟進去。
--
懶得再說,兩篇文章花了我超過四個小時來打
我講句XX一點的,PTT發文讓鄉民拉抬GG?你要不要看看股本有多少?
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